<?php
$envelope["from"]= "joe@example.com";
$envelope["to"] = "foo@example.com";
$envelope["cc"] = "bar@example.com";
$part1["type"] = TYPEMULTIPART;
$part1["subtype"] = "mixed";
$filename = "/tmp/imap.c.gz";
$fp = fopen($filename, "r");
$contents = fread($fp, filesize($filename));
fclose($fp);
$part2["type"] = TYPEAPPLICATION;
$part2["encoding"] = ENCBINARY;
$part2["subtype"] = "octet-stream";
$part2["description"] = basename($filename);
$part2["contents.data"] = $contents;
$part3["type"] = TYPETEXT;
$part3["subtype"] = "plain";
$part3["description"] = "description3";
$part3["contents.data"] = "contents.data3\n\n\n\t";
$body[1] = $part1;
$body[2] = $part2;
$body[3] = $part3;
echo nl2br(imap_mail_compose($envelope, $body));
?>